., the faa closes airspace over watertown, massachusetts. logan airport remains open and open for now. bret, what is the expected develop mane we should likely see through washington throughout the day? it seems to me at the moment that police are pulling back. they're trying to figure out what happens next here in boston. as i say that, it's important to point out, we don't have cameras everywhere. and certainly we don't know what's happening outside of the view of the camera. >> that is exactly right. obviously much of boston, watertown, the surrounding areas still locked down. it is an armed and dangerous man. they're concerned about public safety. here in washington, people are being according to u.s. official and, headed to white house now to brief directly on latest developments to the boston bombings? we heard homeland security advisor had been keeping him up-to-date with all the details overnight. as i mentioned lawmakers are getting as much as they can too. the key thing, first of all, obviously as you talk about the public safety o